WO2023083629A1 - Phare pour véhicules et procédé de projection - Google Patents

Phare pour véhicules et procédé de projection Download PDF

Info

Publication number
WO2023083629A1
WO2023083629A1 PCT/EP2022/080180 EP2022080180W WO2023083629A1 WO 2023083629 A1 WO2023083629 A1 WO 2023083629A1 EP 2022080180 W EP2022080180 W EP 2022080180W WO 2023083629 A1 WO2023083629 A1 WO 2023083629A1
Authority
WO
WIPO (PCT)
Prior art keywords
headlight
vehicle
light
guide
control unit
Prior art date
Application number
PCT/EP2022/080180
Other languages
German (de)
English (en)
Inventor
Boris Kubitza
Carsten Wilks
Original Assignee
HELLA GmbH & Co. KGaA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by HELLA GmbH & Co. KGaA filed Critical HELLA GmbH & Co. KGaA
Publication of WO2023083629A1 publication Critical patent/WO2023083629A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/105—Controlling the light source in response to determined parameters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
    • B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
    • B60Q1/06—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle
    • B60Q1/08—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically
    • B60Q1/10—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically due to vehicle inclination, e.g. due to load distribution
    • B60Q1/115—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically due to vehicle inclination, e.g. due to load distribution by electric means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
    • B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
    • B60Q1/14—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
    • B60Q1/1415—Dimming circuits
    • B60Q1/1423—Automatic dimming circuits, i.e. switching between high beam and low beam due to change of ambient light or light level in road traffic
    • B60Q1/143—Automatic dimming circuits, i.e. switching between high beam and low beam due to change of ambient light or light level in road traffic combined with another condition, e.g. using vehicle recognition from camera images or activation of wipers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
    • B60Q1/50—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating other intentions or conditions, e.g. request for waiting or overtaking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
    • B60Q2300/10—Indexing codes relating to particular vehicle conditions
    • B60Q2300/11—Linear movements of the vehicle
    • B60Q2300/114—Vehicle acceleration or deceleration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
    • B60Q2300/10—Indexing codes relating to particular vehicle conditions
    • B60Q2300/13—Attitude of the vehicle body
    • B60Q2300/132—Pitch
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q2400/00—Special features or arrangements of exterior signal lamps for vehicles
    • B60Q2400/50—Projected symbol or information, e.g. onto the road or car body

Definitions

  • the invention relates to a headlight for vehicles with a light source unit containing a plurality of individually controllable light sources and/or individually controllable light guiding elements, a sensor unit for detecting status data of the headlight and/or environmental data of the vehicle, a control unit for controlling the light sources and/or light guiding elements for Generation of a predetermined light distribution of the headlight, a headlight range of the headlight being adjustable as a function of sensor signals from the sensor unit.
  • the invention also relates to a method for projecting a guide marking onto a roadway for vehicles, comprising: activating a plurality of light sources and/or light guiding elements of a light source unit, so that while the vehicle is driving, the guide marking always follows a predetermined course that depends on an operating parameter of the vehicle is projected onto the road.
  • a headlight for vehicles is known from DE 10 2016 120 222 A1, which has a light source unit with a plurality of individually controllable light sources or individually controllable light guiding elements. This is a high-resolution headlight.
  • a sensor unit is provided for detecting status data of the headlight or environmental data of the vehicle, such as an angle of inclination of the vehicle.
  • the headlight includes a control unit for activating the light source unit, which can be embodied on the one hand as an electronic control unit and on the other hand as a mechanical control unit.
  • the vehicle is accelerated or decelerated in a ferry operation, which is accompanied by a change in the inclination angle of the headlight
  • the deviations in the inclination angle with respect to a reference angle that applies to ferry operation at a constant speed are evaluated and compensated for by the control unit, so that the light source unit with a such a changed control signal is controlled in acceleration or deceleration driving mode that the headlight range remains unchanged.
  • the light distribution is, for example, a glare-free high beam or a low beam, oncoming road users and those driving ahead are not dazzled.
  • a headlight for vehicles is known from DE 10 2015 208 795 B4, in which the headlight range is adjusted as a function of a deflection of the vehicle. In addition, the headlight range is adjusted depending on a vertical acceleration.
  • the guidance marking can be, for example, a lane guidance line or lane of the vehicle, which is displayed on the road ahead of the vehicle.
  • a sensor unit for capturing the surroundings of the vehicle for example using a camera as a sensor device and driving parameters of the vehicle, is used in a control unit to determine an expected course of the guide marking and thus the movement of the vehicle. The driver thus quickly receives visual information as to whether the vehicle is still in the lane or whether a lane change is taking place.
  • the guidance marking is displayed as a lane guidance line stretched out in the direction of travel and thus extends over a relatively large vertical area on a measuring screen, a change in the angle of inclination of the headlight or the inclination of the vehicle about a horizontal axis can lead to a distorted representation of the guidance marking.
  • Opposite elongated lane guidance lines then converge at a different opening angle in a roadway area that is distant from the vehicle, which is perceived as disturbing by the sudden change in the display for the driver.
  • the object of the present invention is therefore to specify a headlight for vehicles and a method for projecting guide markings onto a roadway, so that a course of a guide marking projected on the roadway is mapped largely unaffected by changes in the operating or status parameters of the vehicle.
  • control unit has a control device for controlling the light sources and/or the light guide elements in such a way that a guide marking is imaged on a roadway, that the control unit includes a compensation device in such a way that deviations in the course of the mapped guide marking are compensated for as a function of a sensor signal generated by the sensor unit.
  • guide markings on a roadway are always displayed as a function of the steering angle of the vehicle, preferably exclusively as a function of the current steering angle of the vehicle, with disruptive movements of the headlight or vehicle, for example in the case of pitching or tilting movements around a horizontal axis running transversely to the longitudinal axis of the vehicle.
  • the driver thus always receives the same predetermined course of the guidance marking in a corresponding direction of travel, so that the undesired distraction of the driver from what is happening on the road is minimized.
  • the driver's attention can concentrate on the dangerous situation in front of the vehicle, with the guidance marking showing the current position of the vehicle in the lane or the direction of travel in the lane.
  • a compensation device which minimizes the effect of disturbing movements of the headlight or vehicle on the visualization of the guide marking.
  • the compensation device is designed in such a way that the guide marking shown corresponds to an operating state or state of motion of the vehicle in which the vehicle is moving at a constant speed.
  • the headlight assumes a reference position at a constant driving speed on a level road. If the vehicle leaves this operating state, for example during a pitching movement during acceleration or deceleration, the resulting unwanted change in the guide marking is compensated for so that the guide marking corresponds to the course of the same in the reference position, in which the vehicle is at a constant speed on the level road emotional.
  • the compensation device is designed in such a way that the beam range of the headlight is compensated as a function of the operating state of the vehicle and/or in relation to a position that is inclined with respect to the reference position of the headlight.
  • the headlight range and the guide marking are compensated at the same time if the vehicle deviates from a reference position.
  • a control unit for activating the light sources and/or the light guide elements is designed in such a way that the beam range of the headlight in the reference position of the headlight depends on a predefined light distribution that is assigned to an operating state of the vehicle.
  • the headlight range can be compensated for a freeway light distribution, a city light distribution, or a low-beam light distribution.
  • the light sources and/or light guide elements of the light source unit are attached to a carrier which is fixed in place in a housing of the headlight. Due to the fact that the light sources or light guide elements can be controlled individually, for example can be switched on, dimmed or switched off individually, an additional mechanical adjustment device for moving the light sources or light guide elements is not required.
  • the guide marking is designed as a traffic lane that runs parallel to the traffic lane. Two lanes are preferably provided, the distance between which corresponds to the width of the vehicle. The driver is thus visually conveyed the course of movement of the vehicle.
  • the compensation device has a compensation data record (control table) in which a grid of different pitch angles is assigned to different compensation control signals. If there are different pitch angles of the light source unit, different compensation control signals are thus generated, so that the current control signals are adapted in such a way that the same guide marking is always imaged according to the reference position. The smaller the distance between adjacent resting values, the greater the homogeneity of the guide marking during the pitching movement.
  • intermediate values between adjacent grid values of the pitch angles of the compensation data set are calculated by interpolation, so that the computing requirement for determining the compensation values in ferry operation can be reduced.
  • the light source unit and the control unit are arranged in a housing of the headlight.
  • the control unit for controlling the light sources or light guiding elements can also be arranged outside of the headlight housing.
  • the method has the features of patent claim 12 in order to achieve the object according to the invention.
  • the particular advantage of the method is that in particular when changing the speed of the vehicle, for example during of the acceleration and/or deceleration process, the associated change in the guide marker is compensated for, so that the guide marker remains essentially unchanged.
  • the light sources and/or the light guide elements are controlled with such a control signal that the guide marking and a headlight range of the headlight are adjusted at the same time.
  • the guide marking is part of the light distribution shown and differs from adjacent areas of the light distribution in that the guide marking has an increased illuminance.
  • the headlight range of the headlight and the guide marking of the same are set as a function of an operating parameter of the vehicle designed as a detected angle of inclination (pitch angle).
  • the inclination angle (pitch angle) can be determined by an axle sensor or inclination sensor.
  • Acceleration sensors, a camera or lidar sensors can also be provided as sensors in order to carry out the compensation calculation relatively quickly.
  • compensation values are used using a control table (compensation data set) containing grid values for different angles of inclination in order to determine the compensation signals as quickly as possible.
  • the computing effort can be reduced by interpolating intermediate values between the grid values.
  • Fig. 1 is a block diagram of a device according to the invention after a first th embodiment of the invention
  • FIG. 2 shows a representation of a guide marking when the vehicle is traveling straight ahead in a reference position of the headlight
  • FIG. 6 shows a block diagram of a device according to the invention according to an alternative embodiment of the invention.
  • a headlight for vehicles has a housing 1 in which a light source unit 2 and a control unit 3 for controlling the light source unit 2 are arranged.
  • a sensor unit 4 is arranged outside of the housing 1 .
  • the light source unit 2 has a plurality of light sources 5 which are arranged in a matrix and can be controlled individually, which are arranged on a chip, for example.
  • An optical element (not shown), for example a lens and/or a reflector, can be assigned to the plurality of light sources 5 for imaging the individual light sources 5 into light pixels which, on a roadway 6 arranged in front of the vehicle, result in a predetermined light distribution 7, for example low beam distribution. overlay. It is a high-resolution headlight whose matrix has, for example, 256 rows and 64 columns to form over 16,000 light pixels.
  • the light source unit 2 can also have light guiding elements, for example a plurality of pivotable micromirrors (DMD) or a liquid crystal panel (LCD or LCoS), in order to generate the desired light distribution or additionally a guiding marking 8 .
  • light guiding elements for example a plurality of pivotable micromirrors (DMD) or a liquid crystal panel (LCD or LCoS), in order to generate the desired light distribution or additionally a guiding marking 8 .
  • the guidance marking 8 consists of two lane guidance lines 9, 9', which, for example, when the vehicle is traveling straight ahead, corresponding to a perspective course of lane strips 10, 11 on the lane 6, approach one another at a distant point on the vehicle.
  • the lane guidance lines 9, 9′ each run in a straight line, just like the lane stripes, which run as lane boundary lines 10 and run as dashed central reservations 11 in a central area of the lane.
  • the linear lane guidance lines 9, 9' have such a distance a in front of the vehicle that corresponds to a width of the vehicle or a distance between the front tires. The intended course of movement of the vehicle is thus visually visualized for the driver by imaging the guide marking 8 .
  • the tracking lines 9, 9' of the guide marking 8 have the course shown in FIG. 2, in which the headlight or the light source unit 2 is in a reference position.
  • the tracking lines 9, 9' have an opening angle ⁇ p.
  • the lane guidance lines 9, 9' would extend at an opening angle ß, which is smaller than the opening angle a in the reference position of the headlight (constant speed of the vehicle), see Figure 3.
  • the control unit 3 has a compensation device 12 .
  • the compensation device 12 has a headlight range compensation device 13 for compensating for the headlight range and a guide marker compensation device 14 for compensating for the guide marker 8 in the event of a disturbance.
  • the disturbance is determined by the sensor unit 4, which has a plurality of sensors 4', 4", 4''".
  • a first sensor 4' can be designed, for example, as an axle sensor or inclination sensor.
  • a second sensor 4′′ can be in the form of an acceleration sensor, for example.
  • a third sensor 4′′′ can be designed as a camera, for example.
  • the sensor unit 4 generates a sensor signal 15 which is transmitted to the control unit 3 .
  • the control unit 3 has a control device 16 which processes or evaluates the sensor data (sensor signal 15 ) and sends a control signal 17 to the light source unit 2 . If sensor signal 15 indicates a fault, for example acceleration or deceleration of the vehicle, control signal 17 is generated as a function of a compensation signal 18 that is determined by compensation device 12 .
  • the headlight range compensation device 13 calculates a compensation for the headlight range. A compensation of the guide marker 8 during the disturbance is determined by means of the guide marker compensation device 14 .
  • the compensation signal 18 acts on the control device 16 in such a way that when the vehicle accelerates or decelerates, the position of the displayed guide marking 8 is changed in such a way that it corresponds to the position of the guide marking 8 during the acceleration and/or deceleration process during a constant driving speed . Furthermore, the compensation signal 18 causes the headlight range to be adjusted during the acceleration or deceleration process, so that other road users cannot be dazzled, and the headlight range during the acceleration or deceleration process therefore corresponds to the headlight range at a constant driving speed. It is assumed that the headlight is in a reference position at a constant driving speed. Only when the road surface is uneven or when there is acceleration or deceleration is an inclination of the vehicle detected by means of sensor signal 15, so that the vehicle or the headlight is in a fault position.
  • the headlight range compensation applies to a plurality of light distributions, for example low beam distribution, freeway light distribution, city light distribution and the like.
  • the guide marking compensation device 14 comprises a compensation data set (control table) which is preferably designed in the form of a table and which has a plurality of compensation values K1, K2, K3, K4, K5 or K1', K2', K3' assigned to them, each having different pitch angles (inclination angles) cp. , K4', K5'.
  • the pitch angles cp are determined using the inclination sensor 4'.
  • the pitch angle ⁇ is zero.
  • the headlight is in a basic setting or reference position.
  • intermediate values of the compensation signal 18 between two adjacent pitch angle values are preferably calculated by interpolation, so that with different changed fault situation of the headlight, the driver does not perceive any change in the position of the guide marking 8.
  • the control device 16 evaluates the compensation signals 18 from the headlight range compensation device 13 and the guide marking compensation device 14 in such a way that the headlight range and the guide marking 8 are compensated at the same time.
  • control unit 3 can also be arranged outside of the headlight housing.
  • a control unit 3' has a headlight range control unit 19 on the one hand and a guide marking control unit 20 on the other.
  • the guide mark control unit 20 serves as an auxiliary control unit, which is optionally installed inside or outside the headlamp housing.
  • the guide mark control unit 20 has a guide mark compensation device 21 and a drive device 22 .
  • the control signal 23 generated by the guide marking control unit 20 causes a compensation of the current guide marking 8 when the position of the headlight is disturbed.
  • the headlight range control unit 19 has a headlight range compensation device 24 and a control device 25 .
  • the control signal 26 generated by the headlight range control unit 19 acts on the light source unit 2 in such a way that the headlight range is compensated for when the position of the headlight is disturbed.
  • the headlight range and the guide marking 8 are controlled independently of one another.
  • the control signal 17 is generated by means of the control unit 3, which acts on the light source unit 2 in such a way that in a fault situation of the headlight, on the one hand, the headlight range and on the other hand, the guide marking 8 is compensated, the headlight range of the guide marking 8 being changed in such a way that, even when the vehicle inclines, it assumes the position that it would assume if it were not inclined, i.e. in the reference position of the headlight. Even if the headlight position is disturbed, especially if the vehicle is tilted, the headlight range or the guide marking 8 will remain unchanged.
  • the compensation of the headlight range or the guide marking 8 thus takes place as a function of operating parameters of the vehicle determined by means of the sensor unit 4 .
  • the invention When the vehicle is in motion, the invention enables the guide marking 8 to be constantly adapted to the current pitch angle value, in particular by the calculated interpolated compensation values K1, K2, K3, K4, K5 or K1', K2', K3', K4', K5' .
  • the guide marking can be designed as a straight or curved line and/or area and/or as a symbol.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)

Abstract

L'invention concerne un phare pour véhicules, comprenant une unité de source lumineuse (2) contenant une pluralité de sources lumineuses (5) et/ou d'éléments de guidage de lumière à commande individuelle, une unité de détection (4) destinée à acquérir des données sur l'état du phare et/ou des données sur l'environnement du véhicule, une unité de commande (3, 3') destinée à commander les sources lumineuses (5) et/ou les éléments de guidage de lumière dans le but de générer une distribution lumineuse spécifiée du phare, une plage d'éclairage du phare pouvant être réglée sur la base de signaux de capteur (15) à partir de l'unité de détection (4), l'unité de commande (3, 3') comprenant un dispositif de commande (16, 20) pour commander les sources lumineuses (5) et/ou les éléments de guidage de lumière de manière à ce qu'un repère de guidage (8) soit reproduit sur la surface de la route (6), et l'unité de commande (3, 3') comprenant un dispositif de compensation (12, 21) de sorte que les écarts sur le profil du repère de guidage reproduit (8) sont compensés sur la base d'un signal de capteur (15) généré par l'unité de détection (4).
PCT/EP2022/080180 2021-11-09 2022-10-28 Phare pour véhicules et procédé de projection WO2023083629A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102021129089.9A DE102021129089A1 (de) 2021-11-09 2021-11-09 Scheinwerfer für Fahrzeuge sowie Projektionsverfahren
DE102021129089.9 2021-11-09

Publications (1)

Publication Number Publication Date
WO2023083629A1 true WO2023083629A1 (fr) 2023-05-19

Family

ID=84361325

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2022/080180 WO2023083629A1 (fr) 2021-11-09 2022-10-28 Phare pour véhicules et procédé de projection

Country Status (2)

Country Link
DE (1) DE102021129089A1 (fr)
WO (1) WO2023083629A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023180153A1 (fr) * 2022-03-23 2023-09-28 HELLA GmbH & Co. KGaA Phare pour véhicules et procédé d'actionnement

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0847895A2 (fr) * 1996-12-13 1998-06-17 Denso Corporation Dispositif pour commander automatiquement la portée des phares d'un véhicule
DE102011081394B3 (de) 2011-08-23 2012-10-31 Robert Bosch Gmbh Verfahren und Steuergerät zum Hervorheben eines erwarteten Bewegungspfads eines Fahrzeugs
DE102011081395A1 (de) * 2011-08-23 2013-02-28 Robert Bosch Gmbh Verfahren und Steuergerät zur Einstellung einer Leuchtweite eines Scheinwerfers eines Fahrzeugs
DE102016120222A1 (de) 2016-10-24 2018-04-26 HELLA GmbH & Co. KGaA Beleuchtungsvorrichtung für ein Fahrzeug sowie Verfahren zur Einstellung der Leuchtweite eines Scheinwerfers eines Fahrzeugs
DE102018214843A1 (de) * 2017-08-31 2019-02-28 Denso Corporation Scheinwerfersteuervorrichtung
DE102015208795B4 (de) 2015-05-12 2019-09-05 Automotive Lighting Reutlingen Gmbh Verfahren zum Betreiben eines Scheinwerfers eines Kraftfahrzeugs und Scheinwerfer für ein Kraftfahrzeug

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10054606A1 (de) 2000-11-04 2002-05-08 Hella Kg Hueck & Co Verfahren und Vorrichtung zur Leuchtweitenregelung der Scheinwerfer eines Kraftfahrzeugs
DE102014000935A1 (de) 2014-01-22 2015-07-23 Johannes Reusch Verfahren und Anordnung zur Erzeugung eines Fahrbahnlichtdisplays für Fahrzeuge
DE102017005019A1 (de) 2017-05-26 2018-11-29 Daimler Ag Beleuchtungsvorrichtung und Verfahren zu deren Betrieb
DE102017010495A1 (de) 2017-11-14 2018-05-09 Daimler Ag Verfahren und Vorrichtung zum Projizieren zumindest einer Information auf eine Projektionsfläche

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0847895A2 (fr) * 1996-12-13 1998-06-17 Denso Corporation Dispositif pour commander automatiquement la portée des phares d'un véhicule
DE102011081394B3 (de) 2011-08-23 2012-10-31 Robert Bosch Gmbh Verfahren und Steuergerät zum Hervorheben eines erwarteten Bewegungspfads eines Fahrzeugs
DE102011081395A1 (de) * 2011-08-23 2013-02-28 Robert Bosch Gmbh Verfahren und Steuergerät zur Einstellung einer Leuchtweite eines Scheinwerfers eines Fahrzeugs
DE102015208795B4 (de) 2015-05-12 2019-09-05 Automotive Lighting Reutlingen Gmbh Verfahren zum Betreiben eines Scheinwerfers eines Kraftfahrzeugs und Scheinwerfer für ein Kraftfahrzeug
DE102016120222A1 (de) 2016-10-24 2018-04-26 HELLA GmbH & Co. KGaA Beleuchtungsvorrichtung für ein Fahrzeug sowie Verfahren zur Einstellung der Leuchtweite eines Scheinwerfers eines Fahrzeugs
DE102018214843A1 (de) * 2017-08-31 2019-02-28 Denso Corporation Scheinwerfersteuervorrichtung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023180153A1 (fr) * 2022-03-23 2023-09-28 HELLA GmbH & Co. KGaA Phare pour véhicules et procédé d'actionnement

Also Published As

Publication number Publication date
DE102021129089A1 (de) 2023-05-11

Similar Documents

Publication Publication Date Title
DE60309278T2 (de) Vorrichtung und Verfahren zur Einstellung der Neigung eines Fahrzeugscheinwerfers
EP0780823B1 (fr) Système d'éclairage pour véhicules
DE102013020754B4 (de) Verfahren zum Betreiben eines Scheinwerfers für ein Kraftfahrzeug
DE102017115957B4 (de) Pixellicht-frontscheinwerfer für ein fahrzeug
DE102004006133B4 (de) Vorrichtung zur Leuchtweitenregulierung eines Kraftfahrzeugs
DE102018220813A1 (de) Fahrzeug. das in der lage ist, informationen auf strassen anzuzeigen und steuerungsverfahren dafür
DE102008025459B4 (de) Verfahren und Vorrichtung zur Kalibrierung einer durch einen Frontscheinwerfer eines Fahrzeugs erzeugten vertikalen Hell-Dunkel-Grenze
DE19704427A1 (de) Einrichtung zur Regelung der Leuchtweite von Scheinwerfern von Fahrzeugen
EP3471999B1 (fr) Véhicule automobile
DE19549077A1 (de) Scheinwerfer mit veränderlicher Lichtverteilung
DE19860676A1 (de) Visualisierungseinrichtung für die von wenigstens einem Scheinwerfer eines Fahrzeugs bewirkte Beleuchtung vor dem Fahrzeug
DE102007000601A1 (de) Gerät zum Steuern von Schwenkwinkeln von Fahrzeugvorderlichtern
DE102010046517A1 (de) Verfahren zum Kalibrieren und Justieren einer Lichteinheit eines Fahrzeugs
WO2019233687A1 (fr) Concept pour fournir des valeurs de correction pour l'affichage de contenus à réalité augmentée sur un affichage tête haute pour un véhicule automobile
DE102018213820A1 (de) Verfahren zum Betreiben einer Blickfeldanzeigevorrichtung für ein Kraftfahrzeug
EP3548336B1 (fr) Modification d'un gradient de luminosité d'un phare par variation de points lumineux
DE102016205689A1 (de) Fahrzeuganzeigesystem
WO2023083629A1 (fr) Phare pour véhicules et procédé de projection
EP3165403A1 (fr) Procédé de commande d'un système de phare pour un véhicule automobile
EP2993389B1 (fr) Procede d'eclairage d'une zone environnante d'un vehicule automobile, phare et vehicule automobile
EP1378396B1 (fr) Dispositif améliorant la visibilité
DE102012000453A1 (de) Verfahren und Vorrichtung zur Einstellung einer Fahrlichtverteilung eines Frontlichtsystems eines Fahrzeugs
WO2023088719A1 (fr) Dispositif d'activation, phare et procédé de projection
DE102016004371A1 (de) Verfahren zum Betrieb einer Beleuchtungsvorrichtung eines Fahrzeugs
EP3548335A1 (fr) Commande d'un feu avant commandable d'un véhicule automobile

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 22809797

Country of ref document: EP

Kind code of ref document: A1